Trimethylsiloxytriethoxysilane

Base Information

• Chemical Name: Trimethylsiloxytriethoxysilane
• CAS No.: 17861-35-7
• Molecular Formula: C9H24O4Si2
• Molecular Weight: 252.458
• Hs Code.: 2931900090
• DSSTox Substance ID: DTXSID90540420
• Wikidata: Q82416428
• Mol file: 17861-35-7.mol

Synonyms:trimethylsiloxytriethoxysilane;17861-35-7;TRIETHYL TRIMETHYLSILYL SILICATE;Disiloxane, 1,1,1-triethoxy-3,3,3-trimethyl-;trimethyl triethoxydisiloxane;SCHEMBL4358560;DTXSID90540420;Triethyl trimethylsilyl orthosilicate;TRIMETHYLSILOXYTRIETHOXYSILANE?;Triethyl (trimethylsilyl) orthosilicate

Chemical Property of Trimethylsiloxytriethoxysilane

Chemical Property:

• Refractive Index: 1.3866
• Boiling Point: 62°C / 9
• Flash Point: >65°C (>150°F)
• PSA: 36.92000
• LogP: 2.38300
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 8
• Exact Mass: 252.12131231
• Heavy Atom Count: 15
• Complexity: 153

Purity/Quality:

98%,99%, ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCO[Si](OCC)(OCC)O[Si](C)(C)C

Technology Process of Trimethylsiloxytriethoxysilane

There total 3 articles about Trimethylsiloxytriethoxysilane which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

chloro-trimethyl-silane (75-77-4) + 3,3-dimethylhexaethoxytrisiloxane (121954-24-3) → tetraethoxy orthosilicate (78-10-4) + diethoxy dimethylsilane (78-62-6) + 1,1,1-trimethyl-3,3,3-triethoxydisiloxane (17861-35-7)

Guidance literature:

3,3-dimethylhexaethoxytrisiloxane; With sodium hydroxide; at -35 - 15 ℃; for 1.5h;

chloro-trimethyl-silane; In hexane; Title compound not separated from byproducts;

DOI:10.1002/hc.20280

Reference yield:

tetraethoxy orthosilicate (78-10-4) + Hexamethyldisiloxane (107-46-0) → 1,1,1,5,5,5-hexamethyl-3,3-bis(trimethylsiloxy)trisiloxane (3555-47-3) + 1,1,1-trimethyl-3,3,3-triethoxydisiloxane (17861-35-7) + 3,3-diethoxy-1,1,1,5,5,5-hexamethyltrisiloxane (3555-45-1) + 3-ethoxy-1,1,1,5,5,5-hexamethyl-3-(trimethylsiloxy)trisiloxane (18030-67-6)

Guidance literature:

With Amberlyst 15 cation-exchange resin; at 40 ℃; for 85h;

DOI:10.1246/bcsj.60.4313

Reference yield:

chloro-trimethyl-silane (75-77-4) + tetraethoxy orthosilicate (78-10-4) → trichloroethoxysilane (1825-82-7) + 1,1,1-trimethyl-3,3,3-triethoxydisiloxane (17861-35-7) + 3,3-diethoxy-1,1,1,5,5,5-hexamethyltrisiloxane (3555-45-1) + 3-ethoxy-1,1,1,5,5,5-hexamethyl-3-(trimethylsiloxy)trisiloxane (18030-67-6)

Guidance literature:

With tetrahydrofuran; tetrachlorosilane; at 60 - 65 ℃; for 10h; Further Variations:; Reagents; Temperatures; reaction times; Product distribution;

DOI:10.1023/A:1015511327423

upstream raw materials:

tetraethoxy orthosilicate

Hexamethyldisiloxane

chloro-trimethyl-silane

3,3-dimethylhexaethoxytrisiloxane